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x̩VϹ˾ > ԭo > (yng)ʯӢɰS|(zh)ţ

(yng)ʯӢɰS|(zh)ţ

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    r(ji)늃x

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    l(f)؛c(din) x

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    Ч20200515

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    a(chn)ƷCϢ|(zh)δӋ(j)

ܰѣՈ(qng)M(fi)Ì(du)(gu)HķߴʩƷҪM(jn)ƷCһ(bo)棨؛SC뾳zCA(y)C¹ڲzy(c)(bo)棩

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    Ůʿ̩V޹˾ҏSa(chn)ʯӢɰVȻʯӢV(jng)顢Yxˮϴɣɫo(w)s|(zh)ܶ2.66躬99.3%C(j)е(qing)7.5ȡ?? ?1.?ʯӢɰVϵʺĥp֮Ͳ(yng)1.5%ٷʰ|(zh)Ӌ(j)ͬ?? ?2.?ʯӢɰVϵܶȲ(yng)С2.55g/cm3ʹЌ(du)ܶҪ߳?? ?3.?ʯӢɰVϑ(yng)Ҋ(jin)ĸr(nng)I(y)a(chn)wϵs|(zh)VϵˮҺ(yng)**|(zh)(yng)1%ܶС2g/cm3p|(zh)ĺ(yng)0.2?? ?4.?ʯӢɰVϵƟp(yng)0.7%ʲ(yng)3.5

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    (yng)ʯӢɰS|(zh)ţa(chn)Ʒśr

    ʯӢɰʯӢʯ(jng)ӹɵʯӢwʯӢʯquartzrockQ(chng)ʯһN|(zh)؈(jin)ӲĥW(xu)|(zh)(wn)Ĺ}(li)VȻʯӢɰrʯӢr}ʯӢڡʯӢɰrǹ̽Y(ji)мrʯʯӢм_(d)95%ϣʯӢɰ(li)ԴڸNr{rer׃|(zh)r|(zh)V^VL(zhng)ʯĸVʯӢrֳe׃|(zh)ɷNǰмwczY(ji)Ľ޲@ָ׃|(zh)̶|(zh)ʯӢrVʯ}ʯӢɟҺγ׺ȫʯӢM܉K(gu)ʯӢɰеVﺬ׃^ʯӢΞL(zhng)ʯĸrмصVVʯӢɰһN(jin)ӲĥW(xu)ܷ(wn)Ĺ}VҪVɷSiO2ʯӢɰɫɫo(w)ɫ͸Ӳ7Դo(w)ؐ֬ܶȞ2.65ѷeܶȣ1-20Ŀ1.620-200Ŀ1.5仯W(xu)W(xu)͙C(j)еܾ@Įᣬ΢KOHҺc(din)1750档ʯӢɰҎ(gu)У0.5-1mm1-2mm2-4mm4-8mm8-16mm16-32mm10-20Ŀ20-40Ŀ40-80Ŀ100-120Ŀ
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